Color

#3ea4d0

#3ea4d0
hex#3ea4d0
rgbrgb(62, 164, 208)
hslhsl(198, 61%, 53%)
oklchoklch(0.678 0.113 230.4)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3213

Colors that go with #3ea4d0

Charcoal, Bronze and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d06a3e

#3ed0b3 · #3e5bd0

#d03ea4 · #a4d03e

Split-complementary

Open in tool →

#d03e5b · #d0b33e

#b33ed0 · #d06a3e · #5bd03e

Contrast

#3ea4d0 as textRatioAAAA largeAAAFix
Aaon white
2.83:1failfailfail
  • AA: use #287fa4 as the text (4.5:1)
  • AAA: use #1e5f7b as the text (7.05:1)
  • AA: or shift the background to #303030 (4.67:1)
  • AAA: or shift the background to #0a0a0a (7:1)
Aaon black
7.43:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3ea4d0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#3ea4d0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ea4d0
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3ea4d0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ea4d0-9cb3c4-df4e69-1f232d-e9f1f0?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md